Home / 8,576.28-11,848.34-7,330.20

Finding the Fourth Proportional to 8,576.28, 11,848.34 and 7,330.20

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Solution

The fourth proportional to 8,576.28, 11,848.34 and 7,330.20 is: 10,126.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,576.28 : 11,848.34 = 7,330.20 : x
  2. Step 2: Convert to fraction form
    8,576.28/11,848.34 = 7,330.20/x
  3. Step 3: Cross multiply
    8,576.28x = 11,848.34 × 7,330.20
  4. Step 4: Simplify right side
    8,576.28x = 86,850,701.87
  5. Step 5: Solve for x
    x = 86,850,701.87/8,576.28
  6. Step 6: Final answer
    x = 10,126.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.